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Finding the Fourth Proportional to 529,264.80, 795,471.93 and 248,978.88

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Solution

The fourth proportional to 529,264.80, 795,471.93 and 248,978.88 is: 374,209.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,264.80 : 795,471.93 = 248,978.88 : x
  2. Step 2: Convert to fraction form
    529,264.80/795,471.93 = 248,978.88/x
  3. Step 3: Cross multiply
    529,264.80x = 795,471.93 × 248,978.88
  4. Step 4: Simplify right side
    529,264.80x = 198,055,710,202.84
  5. Step 5: Solve for x
    x = 198,055,710,202.84/529,264.80
  6. Step 6: Final answer
    x = 374,209.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.